Siemens SINAMICS DCM Manual page 217

Additional system components
7.3 Terminal Module TM15
7.3.3.5 X521 digital inputs/outputs
Table 7- 20 Screw terminal X521
Terminal
1
2
3
4
5
6
7
8
9
10
L2+: A 24 VDC infeed for DI/O 8 to 15 (second potential group) must always be connected
1
if at least one DI/O of the potential group is used as an output.
M2: A ground reference for DI/O 8 to 15 (second potential group) must always be connected
if at least one DI/O of the potential group is used as either an input or an output.
DI/O: Digital I/O
7.3.3.6 X522 digital inputs/outputs
Table 7- 21 Screw terminal X522
Terminal
1
2
3
4
5
6
7
8
9
10
L3+: A 24 VDC infeed for DI/O 16 to 23 (third potential group) must always be connected if
1
at least one DI/O of the potential group is used as an output.
M3: A ground reference for DI/O 16 to 23 (third potential group) must always be connected if
at least one DI/O of the potential group is used as either an input or an output.
DI/O: Digital I/O
218
Designation
1
L2+
DI/O 8
DI/O 9
DI/O 10
DI/O 11
DI/O 12
DI/O 13
DI/O 14
DI/O 15
M2 (GND)
Designation
1
L3+
DI/O 16
DI/O 17
DI/O 18
DI/O 19
DI/O 20
DI/O 21
DI/O 22
DI/O 23
M3 (GND)
Operating Instructions, 02.2015, A5E34763375/RS-AA/001
ac.maher.co.ir
Technical specifications
See Section
"Technical specifications"
Technical specifications
See Section
"Technical specifications"
SINAMICS DCM DC Converter